4897504195551 has 48 divisors (see below), whose sum is σ = 8024758054560. Its totient is φ = 2850983976960.

The previous prime is 4897504195543. The next prime is 4897504195589. The reversal of 4897504195551 is 1555914057984.

It is a happy number.

4897504195551 is a `hidden beast` number, since 4 + 8 + 9 + 75 + 0 + 4 + 1 + 9 + 5 + 551 = 666.

It is not a de Polignac number, because 4897504195551 - 2³ = 4897504195543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4897504195531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3865206 + ... + 4973411.

It is an arithmetic number, because the mean of its divisors is an integer number (167182459470).

Almost surely, 2^{4897504195551} is an apocalyptic number.

4897504195551 is a deficient number, since it is larger than the sum of its proper divisors (3127253859009).

4897504195551 is a wasteful number, since it uses less digits than its factorization.

4897504195551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8838856 (or 8838853 counting only the distinct ones).

The product of its (nonzero) digits is 45360000, while the sum is 63.

The spelling of 4897504195551 in words is "four trillion, eight hundred ninety-seven billion, five hundred four million, one hundred ninety-five thousand, five hundred fifty-one".